Clint Barton

Android Engineer · Bangalore, India
clint.barton@example.com +91 555 018 4432 clintbarton.example.com github.com/johnd-example

I build Android apps that people keep installed. Over 10 years I have shipped 5 apps that each passed 1M installs, and my current app holds a Play Store crash rate of 0.08% across 40+ device models. I have written Kotlin daily since 2017 and still keep one Java file around out of respect.

10
Years on Android
5
Apps over 1M installs
0.08%
Crash rate
2017
Kotlin since

Staff Android Engineer

2021 – Present
Pinelark Labs · Bangalore
  • Own the payments module of a fintech app with 4.2M installs; brought ANR rate from 0.31% to 0.09% over 3 quarters.
  • Migrated 180K lines from RxJava to Kotlin coroutines and Flow with zero release rollbacks across 14 versions.
  • Cut cold start from 2.8s to 1.1s on low-end devices by moving 9 init tasks to App Startup and deferring 3 SDKs.

Senior Android Engineer

2018 – 2021
Kavery Commerce · Bangalore
  • Led the Jetpack Compose rewrite of the checkout flow, raising conversion 6% and cutting UI code by 38%.
  • Built an offline-first cart with Room and WorkManager that recovered an estimated 22K orders per month in low-network regions.

Android Engineer

2016 – 2018
Trellyn Media · Pune
  • Shipped a news reader that reached 1.3M installs in 18 months with a 4.5 Play Store rating.
  • Reduced APK size from 34MB to 19MB with app bundles, resource shrinking, and WebP conversion.

Junior Android Developer

2014 – 2016
Bytefield Studio · Pune
  • Maintained 3 client apps on Android 4.x-5.x and wrote the studio's first shared Gradle build convention.
Kotlin Jetpack Compose Coroutines & Flow Room Hilt WorkManager Gradle (KTS) GitHub Actions Play Console Firebase Crashlytics Baseline Profiles
PinePay4.2M installs
KaveryKart2.8M installs
DailyTrell1.3M installs
RailNotes1.1M installs
MetroSnap1.0M installs

B.E. Computer Science

Vishwapeeth Institute of Technology, Pune · 2010 – 2014

DroidPulse Bangalore, 2024

"Chasing 0.08%: a crash budget in practice" · 300 attendees

Blog: kotlinbytes.example.com

28 posts on Compose performance and app startup